Tablet - RIM's Blackberry 4G Playbook with LTE and HSPA +

MWC 2011 RIM announced at the Mobile World Congress in Barcelona, two additional models of its BlackBerry playbooks on. In the second half of 2011 Tablets LTE and HSPA + coming onto with the market.
Still, not even the first model of the Blackberry Playbook on the market, as RIM has announced already in other Tablet models. So will RIM support additional wireless technologies. Overall, RIM plans